Combining Texts

Ideas for 'Introduction to 'Properties'', 'Iteration Again' and 'Essays on Intellectual Powers 3: Memory'

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7 ideas

16. Persons / D. Continuity of the Self / 2. Mental Continuity / a. Memory is Self
The identity of a thief is only known by similarity, but memory gives certainty in our own case [Reid]
     Full Idea: A man challenges a thief in possession of his horse only on similarity. The testimony of witnesses to the identity of a person is commonly grounded on no other evidence. ...Evidence of our own identity is grounded in memory, and gives undoubted certainty.
     From: Thomas Reid (Essays on Intellectual Powers 3: Memory [1785], III.Ch 4)
     A reaction: With other people the best we can hope for is type-identity, hoping that each individual being is a unique type, but with otherselves we are always confident of establishing token identity. Could I have been someone different yesterday, without realising?
16. Persons / D. Continuity of the Self / 2. Mental Continuity / c. Inadequacy of mental continuity
Memory reveals my past identity - but so does testimony of other witnesses [Reid]
     Full Idea: Although memory gives the most irresistible evidence of my being the identical person that did such a thing, I may have other good evidence of things which befell me. I know who bare me and suckled me, but I do not remember those events.
     From: Thomas Reid (Essays on Intellectual Powers 3: Memory [1785], III.Ch 4)
     A reaction: A splendidly accurate and simple observation. Reid's criticisms of Locke are greatly superior to those of Butler. We now have vast collections of photographs showing our past identities.
If consciousness is transferable 20 persons can be 1; forgetting implies 1 can be 20 [Reid]
     Full Idea: If the same consciousness can be transferred from one intelligent being to another, then two or twenty beings may be the same person. If he may lose the consciousness of actions done by him, one intelligent being may be two or twenty different persons.
     From: Thomas Reid (Essays on Intellectual Powers 3: Memory [1785], III.Ch 6)
     A reaction: Reid says Locke was aware of these two implications of his theory of personal identity (based on consciousness). The first example is me replicated like software. The second is if I forget that I turned the light off, then who did turn the light off?
Boy same as young man, young man same as old man, old man not boy, if forgotten! [Reid]
     Full Idea: Suppose a brave officer, flogged as a boy for robbing an orchard, to have captured a standard in his first campaign, and become a general in advanced life. [If the general forgets the flogging] he is and at the same time is not the same as the boy.
     From: Thomas Reid (Essays on Intellectual Powers 3: Memory [1785], III.Ch 6)
     A reaction: The point is that strict identity has to be transitive, and if the general forgets his boyhood that breaks the transitivity. If identity is less strict there is no problem. The general may only have memories related to some part of his boyhood.
If a stolen horse is identified by similitude, its identity is not therefore merely similitude [Reid]
     Full Idea: When a stolen horse is claimed, the only evidence that this is the same horse is similitude. But would it not be ridiculous from this to infer that the identity of a horse consists in similitude only?
     From: Thomas Reid (Essays on Intellectual Powers 3: Memory [1785], III.Ch 6)
     A reaction: Actually that is exactly Hume's view of the matter (Idea 21292). For a strict empiricist there is nothing else be close resemblance over time. I prefer Reid's account to Hume's. - but then I am not a 'strict' empiricist.
If consciousness is personal identity, it is continually changing [Reid]
     Full Idea: Is it not strange that the identity of a person should consist in a thing (consciousness) which is continually changing?
     From: Thomas Reid (Essays on Intellectual Powers 3: Memory [1785], III.Ch 6)
     A reaction: This is the panicky slippery slope view of Locke, that sees his doctrine as the first step to the destruction of religion. The fact is, though, that parts of my consciousness changes continually, but other parts stay the same for years on end.
16. Persons / D. Continuity of the Self / 7. Self and Thinking
Thoughts change continually, but the self doesn't [Reid]
     Full Idea: My thoughts, and actions, and feelings, change every moment: they have no continued, but a successive, existence: but that self, or I, to which they belong, is permanent.
     From: Thomas Reid (Essays on Intellectual Powers 3: Memory [1785], III.Ch 4)
     A reaction: The word 'permanent' may be excessive, but one could hardly say there is nothing more to personal identity than the contents of consciousnes, given how much and how quickly those continually fluctuate.